Rolf Hempelmann

Verfahren zur Herstellung von Metallen und deren Legierungen

Synthesis of nanocrystalline NH4MnF3. A preparation route to produce size-controlled precipitates via microemulsion systems

Electrochemical production of nanoscale metal (mixed) oxides

Method for coating a membrane electrode unit with a catalyst and device for carrying out the method

Nanomolecular suspension of poorly-soluble calcium salts is stabilized by water-soluble surfactant or protective colloid, useful as remineralization agent in toothpaste

Electrochemical production of amorphous or crystalline metal oxides with particle sizes in the nanometer range

Method for the Electrochemical Deposition of Catalyst Particles Onto Carbon Fibre-Containing Substrates and Apparatus Therefor

Fine suspensions of poorly soluble calcium salts and their use in dental care products

Production of metals and their alloys and compound semiconductors comprises galvanically depositing metals, alloys or compound semiconductors from an ionic liquid or suitable molten salt in an electrolysis device

Method for producing nanoparticle dispersions